Gemology is the study of gemstones and their properties. It involves the examination and identification of gemstones using various tools and instruments. Some commonly used gem identification tools include gem refractometers, gemological microscopes, and gemstone testing kits. Gem ID instruments, such as those used by gemologists at organizations like the Gemological Institute of America (GIA), are designed to accurately identify and grade gemstones. Other well-known gemological certifications include the GG (Graduate Gemologist) and
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